#include<stdio.h>
#include<string.h>
int main()
{
	char arr[] = { 'a','b','c','d','e','f' };
	char arr1[] = "abcdef";
	printf("%d\n", sizeof(arr));
	printf("%d\n", strlen(arr));
	printf("%d\n", sizeof(arr1));
	printf("%d\n", strlen(arr1));
	return 0;
}